DTC B266A [POWER LIFTGATE (PLG) SYSTEM]

id0902e9381300

DTC B266A

Rotation sensor circuit malfunction

DETECTION CONDITION

A short circuit to ground in the PLG drive unit (rotation sensor) continues for 5 min or more.

POSSIBLE CAUSE

•  Short to GND in wiring harness between PLG control module terminal 2K and PLG drive unit terminal E

•  Rotation sensor malfunction

•  PLG control module malfunction

DTC B266A	Rotation sensor circuit malfunction
DETECTION CONDITION	A short circuit to ground in the PLG drive unit (rotation sensor) continues for 5 min or more.
POSSIBLE CAUSE	• Short to GND in wiring harness between PLG control module terminal 2K and PLG drive unit terminal E • Rotation sensor malfunction • PLG control module malfunction

Diagnostic procedure

STEP	INSPECTION		ACTION
1	INSPECT WIRING HARNESS BETWEEN PLG CONTROL UNIT AND PLG DRIVE UNIT • Disconnect the PLG control module connector. • Disconnect the PLG drive unit connector. • Inspect the wiring harness between PLG control module terminal 2K and PLG drive unit terminal E for a short circuit to ground system.	Yes	Replace the PLG drive unit. (See POWER LIFTGATE (PLG) DRIVE UNIT REMOVAL/INSTALLATION.) Go to the next step.
1		No	Repair or replace the wiring harness. Go to the next step.
2	VERIFY CORRECTION COMPLETED • Reconnect the disconnected connector. • Clear the DTC. • Is DTC B266A stored after 5 min or more have elapsed?	Yes	Replace the PLG control module. (See POWER LIFTGATE (PLG) CONTROL MODULE REMOVAL/INSTALLATION.)
2		No	DTC troubleshooting completed.